3c2c9e49a102d40894fc3bbf3da6b6a0eaf61f4ab092fac626cc97e6ea467155

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
21/07/2023, 03:49

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General

Target

Languages/English.lng
Size

16KB
MD5

c003a07c87d99b7d46be81d098e16a0f
SHA1

755f9a4a73eefadc5b027355e13c4c3719f479c2
SHA256

bc35db359a2225f05174b4e72effcc6bd031270d8cf2a95c16815d943c54417a
SHA512

eb4d15f709ae7e10504a8c373fbebfce642914dfad2ccb75cb858359dfdfec5cc5f5d703648c5d0721c16d59d49b2918aa7465969fea01931e7e7e13c67b4e18
SSDEEP

192:+VFBC6fnKTqF9ncidmr5kc7JVtPb4aA8iGfX/9QJBec1RsOKyeZUol/422uVtd3r:+A6CTqvtujNN2JAc1RsOKyeZ/Z4YnMIB

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\lng_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\lng_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\.lng	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\lng_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\lng_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\lng_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\lng_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\.lng\ = "lng_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2072	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2072	AcroRd32.exe
2072	AcroRd32.exe
2072	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1640	1376	cmd.exe	31
PID 1376 wrote to memory of 1640	1376	cmd.exe	31
PID 1376 wrote to memory of 1640	1376	cmd.exe	31
PID 1640 wrote to memory of 2072	1640	rundll32.exe	32
PID 1640 wrote to memory of 2072	1640	rundll32.exe	32
PID 1640 wrote to memory of 2072	1640	rundll32.exe	32
PID 1640 wrote to memory of 2072	1640	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Languages\English.lng
1⤵
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Languages\English.lng
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1640
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Languages\English.lng"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
a80465a7a8160a2bca3d81e3fade5119

SHA1
f6b950736015ea43a845bcdcb5534a0b868c3e44

SHA256
418d7f1487d130647fdbf747beff2d8b7c4dab3827eb91a817352659c9907d08

SHA512
68ce7c3b4ebaf22230ca05514ef62ddf6a9d541fad04e35b5c8e4cdec53e3c93d6194085bd9b5227bbd36f1f37367bcd636b16000f2597b878695664ecb2e24b

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